Simple Online Photographic Dictionary
a visual dictionary that can be used as a children's picture dictionary,an English language learning tool or a cross-cultural reference.

A parallelogram is a shape with four sides. A parallelogram looks like a rectangle that has been pushed sideways. Both pairs of opposite sides are parallel and the same length. The windows in the picture, viewed from this angle, look like a parallelogram. In fact, each of the windows is a little parallelogram by itself.